| | Maffre de CASTELNAU II 1160–1255 | | |
| | Bernard de CASTELNAU 1130–1212 | | |
| | Gerbert de CASTELNAU II 1100–1178 | | |
| | Gerbert de CASTELNAU I 1080–1158 | | |
| | Hugues de CASTELNAU II 1045–1107 | | | | Hugues-Robert de GRAMAT 1006–1076 | | | | Robert de GRAMAT I 960–1048 Matfrida de CALMONT D'OLT 980– | | | | Hugues de GRAMAT 930–1010 Emetrude de SAINT PIERRE 925– | | | | Hugues de ROUERGUE 902–961 | | |
| | | Matfred de SAINT PIERRE –926 | | |
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| | | Etienne de CALMONT D'OLT 965–1012 | | | | Matfred de CALMON D'OLT 930–972 | | |
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